1 0 0This is part of The Signal DLC.You will need to complete the entire episode of The Signal without dying or reloading your game. It's fairly easy if you make the best use out of Flares and Flare Gun ammo. Run whenever you can and if you're surrounded by Taken, make them back off with a Flare.
0 0 0Complete achievement/Collectible guide for DLC : The Signal:This is 100% complete guide to all achievement/collectibles and full game. Timestamps are in comment on YouTube: